PL3014238T3 - Sposób wykrywania wad w przezroczystym przedmiocie w kształcie pręta - Google Patents

Sposób wykrywania wad w przezroczystym przedmiocie w kształcie pręta

Info

Publication number
PL3014238T3
PL3014238T3 PL13732444T PL13732444T PL3014238T3 PL 3014238 T3 PL3014238 T3 PL 3014238T3 PL 13732444 T PL13732444 T PL 13732444T PL 13732444 T PL13732444 T PL 13732444T PL 3014238 T3 PL3014238 T3 PL 3014238T3
Authority
PL
Poland
Prior art keywords
rod
detecting defects
shaped transparent
transparent object
defects
Prior art date
Application number
PL13732444T
Other languages
English (en)
Polish (pl)
Inventor
Antonio Faraldi
Gerardo Testa
Antonio Adigrat
Franco Cocchini
Original Assignee
Prysmian S.P.A.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Prysmian S.P.A. filed Critical Prysmian S.P.A.
Publication of PL3014238T3 publication Critical patent/PL3014238T3/pl

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84Systems specially adapted for particular applications
    • G01N21/88Investigating the presence of flaws or contamination
    • G01N21/95Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
    • G01N21/958Inspecting transparent materials or objects, e.g. windscreens
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84Systems specially adapted for particular applications
    • G01N21/88Investigating the presence of flaws or contamination
    • G01N21/95Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
    • G01N21/954Inspecting the inner surface of hollow bodies, e.g. bores
    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03BMANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B37/00Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
    • C03B37/01Manufacture of glass fibres or filaments
    • C03B37/02Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor
    • C03B37/025Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor from reheated softened tubes, rods, fibres or filaments, e.g. drawing fibres from preforms
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01MTESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M11/00Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
    • G01M11/08Testing mechanical properties
    • G01M11/088Testing mechanical properties of optical fibres; Mechanical features associated with the optical testing of optical fibres
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01MTESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M11/00Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
    • G01M11/30Testing of optical devices, constituted by fibre optics or optical waveguides
    • G01M11/37Testing of optical devices, constituted by fibre optics or optical waveguides in which light is projected perpendicularly to the axis of the fibre or waveguide for monitoring a section thereof
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84Systems specially adapted for particular applications
    • G01N21/88Investigating the presence of flaws or contamination
    • G01N21/95Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
    • G01N21/954Inspecting the inner surface of hollow bodies, e.g. bores
    • G01N2021/9548Scanning the interior of a cylinder
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00Features of devices classified in G01N21/00
    • G01N2201/06Illumination; Optics
    • G01N2201/061Sources
    • G01N2201/06113Coherent sources; lasers
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00Features of devices classified in G01N21/00
    • G01N2201/10Scanning
    • G01N2201/105Purely optical scan

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Immunology (AREA)
  • General Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Optics & Photonics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
PL13732444T 2013-06-25 2013-06-25 Sposób wykrywania wad w przezroczystym przedmiocie w kształcie pręta PL3014238T3 (pl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP13732444.8A EP3014238B1 (en) 2013-06-25 2013-06-25 Method for detecting defects in a rod-shaped transparent object
PCT/EP2013/063271 WO2014206450A1 (en) 2013-06-25 2013-06-25 Method for detecting defects in a rod-shaped transparent object

Publications (1)

Publication Number Publication Date
PL3014238T3 true PL3014238T3 (pl) 2018-08-31

Family

ID=48703473

Family Applications (1)

Application Number Title Priority Date Filing Date
PL13732444T PL3014238T3 (pl) 2013-06-25 2013-06-25 Sposób wykrywania wad w przezroczystym przedmiocie w kształcie pręta

Country Status (6)

Country Link
US (1) US9939390B2 (da)
EP (1) EP3014238B1 (da)
CN (1) CN105378444B (da)
DK (1) DK3014238T3 (da)
PL (1) PL3014238T3 (da)
WO (1) WO2014206450A1 (da)

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* Cited by examiner, † Cited by third party
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JP6452091B2 (ja) * 2015-04-20 2019-01-16 信越化学工業株式会社 光ファイバ用多孔質ガラス母材の焼結方法
JP6790401B2 (ja) * 2016-03-24 2020-11-25 住友電気工業株式会社 光ファイバ検査装置、光ファイバ製造装置、及び光ファイバ製造方法
CN108178496A (zh) * 2016-12-08 2018-06-19 肖特股份有限公司 用于再加工玻璃管半成品的方法
DE102016123865A1 (de) 2016-12-08 2018-06-14 Schott Ag Verfahren zum Weiterverarbeiten eines Glasrohr-Halbzeugs einschließlich einer thermischen Umformung
DE102016124833A1 (de) 2016-12-19 2018-06-21 Schott Ag Verfahren zum Herstellen eines Hohlglasprodukts aus einem Glasrohr-Halbzeug mit Markierungen, sowie Verwendungen hiervon
DE102016125129A1 (de) 2016-12-21 2018-06-21 Schott Ag Verfahren zum Herstellen eines Glasrohr-Halbzeugs oder eines daraus hergestellten Hohlglasprodukts mit Markierungen, sowie Verwendungen hiervon
JP6951107B2 (ja) * 2017-04-18 2021-10-20 株式会社ミツトヨ 光学式外径測定装置
US12025529B2 (en) 2019-02-04 2024-07-02 Nitto Denko Corporation Plastic optical fiber core diameter measuring method, plastic optical fiber core diameter measuring apparatus used therefor, plastic optical fiber defect detecting method, and plastic optical fiber defect detecting apparatus used therefor
CN113518892B (zh) * 2019-02-04 2023-09-12 日东电工株式会社 塑料光纤的芯径测量方法及装置、缺陷检测方法及装置
WO2020236446A1 (en) 2019-05-17 2020-11-26 Corning Incorporated Predicting optical fiber manufacturing performance using neural network
CN112686885B (zh) * 2021-01-13 2024-06-11 北京农业信息技术研究中心 一种水果表皮缺陷检测方法及***
CN113588665B (zh) * 2021-08-05 2022-10-25 上海大学 基于机器视觉实现光纤预制棒瑕疵检测的方法
CN113920090B (zh) * 2021-10-13 2022-08-30 无锡雪浪数制科技有限公司 一种基于深度学习的预制棒外观缺陷自动化检测方法
CN116718616B (zh) * 2023-08-04 2023-11-03 苏州视谷视觉技术有限公司 一种用于瑕疵检测的机器视觉检测***及检测方法
CN116908217B (zh) * 2023-09-11 2023-11-17 中北大学 一种深孔测量与三维重建***及其使用方法

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DE2849252C3 (de) 1978-11-14 1981-07-30 Bruno Dipl.-Ing. 8602 Stegaurach Richter Optisch-elektrische Meßeinrichtung
US4280827A (en) 1979-09-04 1981-07-28 Corning Glass Works System for measuring optical waveguide fiber diameter
US4882497A (en) 1986-08-15 1989-11-21 Sumitomo Electric Industries, Ltd. Method and apparatus of measuring outer diameter and structure of optical fiber
US4991308A (en) 1988-02-16 1991-02-12 General Electric Company Diameter gauge
JPH04105006A (ja) 1990-08-24 1992-04-07 Tokyo Seimitsu Co Ltd 非接触測定装置
US5185636A (en) 1991-12-31 1993-02-09 Corning Incorporated Method for detecting defects in fibers
JP3212373B2 (ja) 1992-08-27 2001-09-25 信越化学工業株式会社 光ファイバプリフォーム中の気泡、異物の検査方法および検査装置
JP3186613B2 (ja) * 1996-12-05 2001-07-11 信越化学工業株式会社 合成石英延伸装置および延伸方法
US6313909B1 (en) 1999-04-20 2001-11-06 Lucent Technologies Inc. Fiber defect detection apparatus and method
US6278520B1 (en) 1999-08-13 2001-08-21 Beta Laser Mike, Inc. Method and device for measuring parts
CN1205464C (zh) * 1999-12-16 2005-06-08 古河电气工业株式会社 检测光纤缺陷的方法
AU3163001A (en) 1999-12-29 2001-07-16 Pirelli Cavi E Sistemi S.P.A. Apparatus and method for applying traction to an elongate element produced by fusing a preform of glass material and usable in a process for producing an optical fibre
JP2005534613A (ja) 2002-07-30 2005-11-17 ピレリ・アンド・チ・ソチエタ・ペル・アツィオーニ 光ファイバプレフォームを伸長するための処理法および装置
CN100567930C (zh) * 2004-03-23 2009-12-09 信越化学工业株式会社 光纤母材的芯部不圆度的测量方法及其装置
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CN102583997B (zh) * 2004-11-29 2015-03-11 古河电气工业株式会社 光纤母材、光纤母材的制造方法以及光纤的制造方法
BRPI0823097A2 (pt) * 2008-09-19 2015-06-16 Prysmian Spa Processo para fabricar uma fibra óptica microestrutura, método para controlar uma fibra óptica microestruturada, e, sistema de controle de microestrutura.
JP2010139441A (ja) * 2008-12-12 2010-06-24 Fujikura Ltd 光ファイバの異常部検出装置、光ファイバ製造装置、光ファイバの異常部検出方法
EP2418469B1 (en) * 2009-04-09 2018-11-28 Fujikura Ltd. Hole diameter measuring method and device for holey optical fiber, and manufacturing method and device for holey optical fiber
WO2011052541A1 (ja) 2009-10-26 2011-05-05 株式会社フジクラ 検査装置、及び、検査方法

Also Published As

Publication number Publication date
EP3014238A1 (en) 2016-05-04
EP3014238B1 (en) 2018-03-07
WO2014206450A1 (en) 2014-12-31
CN105378444B (zh) 2019-02-19
US20160139062A1 (en) 2016-05-19
DK3014238T3 (da) 2018-06-14
CN105378444A (zh) 2016-03-02
US9939390B2 (en) 2018-04-10

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